Osprey Proxima 30 vs. Rab Adrift 30L Day Pack

Two carry-on travel backpacks, compared spec for spec.

Osprey Proxima 30

Capacity30 L
Weight0.9 kg
Dimensions48×33×27 cm
Airline fit14%
Price$100

Feature by feature

Osprey Proxima 30FeatureRab Adrift 30L Day Pack
Storage
4 Compression N
None Expanded Capacity None
0 Opening 0
front Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt removable
Y Sternum Strap Y
Inside
16in Laptop 16in
1 Main Compartments 2
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
bluesign® APPROVED 300D X 450D recycled polyester, PFC/PFAS-free DWRnylon ripstop

Rab Adrift 30L Day Pack

by Rab
Front facing view of the Rab Adrift 30L Day Pack
Capacity30 L
Weight0.7 kg
Dimensions54×31×26 cm
Airline fit17%
Price$90

Key differences between the Osprey Proxima 30 and Rab Adrift 30L Day Pack

Both have: backpack straps, sternum strap, laptop sleeve, built-in organizer, water bottle pockets, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 27 accept both. 0 accept only the Osprey Proxima 30, and 5 accept only the Rab Adrift 30L Day Pack.

Only the Rab Adrift 30L Day Pack fits

Copa Airlines, Frontier Airlines, PenAir, Southwest Airlines, Spirit Airlines.

Osprey Proxima 30 vs. Rab Adrift 30L Day Pack: which should you pack?

The Osprey Proxima 30 carries the same capacity as the Rab Adrift 30L Day Pack (30L vs. 30L), while the Rab Adrift 30L Day Pack is the lighter pack at 0.7kg (vs. 0.9kg). For carry-on flexibility, the Rab Adrift 30L Day Pack fits 17% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Osprey Proxima 30; if you want to travel lighter, the Rab Adrift 30L Day Pack is the better call.